644920276

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:254

約数の個数: 192

約数和(自身を含む): 1625702400

約数和(自身を除く): 980782124

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 23, 26, 28, 44, 46, 47, 52, 77, 91, 92, 94, 143, 149, 154, 161, 182, 188, 253, 286, 298, 299, 308, 322, 329, 364, 506, 517, 572, 596, 598, 611, 644, 658, 1001, 1012, 1034, 1043, 1081, 1196, 1222, 1316, 1639, 1771, 1937, 2002, 2068, 2086, 2093, 2162, 2444, 3278, 3289, 3427, 3542, 3619, 3874, 4004, 4172, 4186, 4277, 4324, 6556, 6578, 6721, 6854, 7003, 7084, 7238, 7567, 7748, 8372, 8554, 11473, 11891, 13156, 13442, 13559, 13708, 14006, 14053, 14476, 15134, 17108, 21307, 22946, 23023, 23782, 23989, 26884, 27118, 28012, 28106, 30268, 37697, 42614, 44551, 45892, 46046, 47047, 47564, 47978, 49021, 54236, 56212, 75394, 77033, 83237, 85228, 89102, 91039, 92092, 94094, 95956, 98042, 98371, 149149, 150788, 154066, 154583, 161069, 166474, 178204, 182078, 188188, 196084, 196742, 263879, 298298, 308132, 309166, 311857, 322138, 332948, 364156, 393484, 490061, 527758, 539231, 596596, 618332, 623714, 637273, 644276, 980122, 1001429, 1055516, 1078462, 1082081, 1127483, 1247428, 1274546, 1771759, 1960244, 2002858, 2093897, 2156924, 2164162, 2254966, 2549092, 3430427, 3543518, 4005716, 4187794, 4328324, 4509932, 6860854, 7010003, 7087036, 8375588, 12402313, 13721708, 14020006, 14657279, 23032867, 24804626, 28040012, 29314558, 46065734, 49609252, 58629116, 92131468, 161230069, 322460138, 644920276]

約数ペア:

[(1, 644920276), (2, 322460138), (4, 161230069), (7, 92131468), (11, 58629116), (13, 49609252), (14, 46065734), (22, 29314558), (23, 28040012), (26, 24804626), (28, 23032867), (44, 14657279), (46, 14020006), (47, 13721708), (52, 12402313), (77, 8375588), (91, 7087036), (92, 7010003), (94, 6860854), (143, 4509932), (149, 4328324), (154, 4187794), (161, 4005716), (182, 3543518), (188, 3430427), (253, 2549092), (286, 2254966), (298, 2164162), (299, 2156924), (308, 2093897), (322, 2002858), (329, 1960244), (364, 1771759), (506, 1274546), (517, 1247428), (572, 1127483), (596, 1082081), (598, 1078462), (611, 1055516), (644, 1001429), (658, 980122), (1001, 644276), (1012, 637273), (1034, 623714), (1043, 618332), (1081, 596596), (1196, 539231), (1222, 527758), (1316, 490061), (1639, 393484), (1771, 364156), (1937, 332948), (2002, 322138), (2068, 311857), (2086, 309166), (2093, 308132), (2162, 298298), (2444, 263879), (3278, 196742), (3289, 196084), (3427, 188188), (3542, 182078), (3619, 178204), (3874, 166474), (4004, 161069), (4172, 154583), (4186, 154066), (4277, 150788), (4324, 149149), (6556, 98371), (6578, 98042), (6721, 95956), (6854, 94094), (7003, 92092), (7084, 91039), (7238, 89102), (7567, 85228), (7748, 83237), (8372, 77033), (8554, 75394), (11473, 56212), (11891, 54236), (13156, 49021), (13442, 47978), (13559, 47564), (13708, 47047), (14006, 46046), (14053, 45892), (14476, 44551), (15134, 42614), (17108, 37697), (21307, 30268), (22946, 28106), (23023, 28012), (23782, 27118), (23989, 26884)]